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juin [17]
4 years ago
14

I need to know how to solve this

Mathematics
1 answer:
igomit [66]4 years ago
8 0

A. 2.5 laps is 1 km

It takes Angel 5 minutes to run a km

Jayden ran 1.2 laps in 5 minutes, so if you subtract 1/5 of the time that it took him to run that, then you would see how long it took him to go 1 km.

.2 × 5 = 1

So it took him 4 minutes to go 1 km

B. Half of what Angel ran in 2 minutes would give you what she ran in 1 minute, so half of 1 lap (2/5 km) is 1/5 km. So, Angel can run 1/5 km in 1 minute.

For Jayden, find 1/5 of the 6/5 km that he ran. 1/5 × 6/5 = 6/25 = .24 km in 1 mintue.

C. Jayden is running faster. Jayden can go 3 times the length that Angel can go in less than 3 times the amount of time


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7 0
3 years ago
What is the standard equation of the circle in the graph
ivanzaharov [21]

Answer:

option 1

Step-by-step explanation:

formula:(x-h)^(2)*(y-k)^(2)=r^2

well if you move the circle 3 units left h is (-3), plug it in, you get 3, so it is (x+3)^2*(y-k)^(2)=r^2

if you move the circle 2 units up, plug it in you get (-2), so it is

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6 0
3 years ago
A person wants to have $25,000 cash for a new car 5 years from now. how much should be placed in an account now if the account p
prisoha [69]
<h3>Given</h3>

Future value of an investment at 4.75% compounded weekly is $25,000

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... present value = 25,000/1.2679375 ≈ 19,717

$19,717 needs to be placed in the account now.

_____

When an annual interest rate r is compounded n times per year, the annual multiplier is (1 +r/n)^n. Here, we have n=52 (weeks per year). The multiplier is applied 5 times (raised to the 5th power) to obtain the result of a 5-year investment.

3 0
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Lastly, to go from -9 to 6 we must add 15. The final polynomial added is:

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